phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1194 Table 'phpbb_sessions' is marked as crashed and should be repaired

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('5c326282a418c64617c2ee0eaa79e518', -1, 1501122452, 1501122452, '36916521', 6, 0, 0)

Line : 187
File : sessions.php